Ewsd, Key System Ekts Flexible Call Offering FCO Yes † | 3Com 3C882

	Placing the ISDN Order Through Your Telephone Company A-6
Siemens	To order ISDN service for the Siemens® EWSD switch, supply
EWSD	the telephone company with the information provided in
Switch	Table A-5.

Table A-5 Line Conﬁguration for Siemens EWSD

Required Information	Specification

Line Type	Standard (2B+D) National ISDN-1 line
Line Code	2B1Q
Interface Type	U interface with an RJ-45 jack
Directory Numbers	2*
Circuit-switched Data and Voice	Yes
Bearer Restriction Option	No packet mode data (NOPMD)
Protocol	Functional
SPID Suffix	1
Terminal Endpoint Identifier (TEI)	Dynamic
Key System (EKTS)	No
Flexible Call Offering (FCO)	Yes†

*The Directory Number, Circuit-switched Voice, and Circuit-switched Voice Limit parameters should be set to 2 to allow both analog ports to be used simultaneously. Otherwise, if those parameters are set to 1, the ISDN line can only place or receive one call at a time.

†FCO (also referred to as Additional Call Offering) allows you to receive an incoming call while a dual-channel Multilink PPP call is active. If you do not want this feature, which may cost extra, FCO is not required.

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3Com 3C882 manual Ewsd, Key System Ekts Flexible Call Offering FCO Yes †

Contents

3COMIMPACT IQ External Isdn Modem User Guide 3Com Corporation 5400 Bayfront Plaza Santa Clara, California Year Limited Warranty Contents Conﬁguring Multilink PPP Placing Isdn Data Calls AT&T 5ESS Custom Switch A-4 Registers World Wide Web Site Support from 3Com E-4 Returning Products for Repair E-4 Figures Main 3C882 Conﬁguration Steps for a Macintosh Tables Pin Descriptions About this Guide How to Use This GuideAdvanced configuration Chapter Introduction Conventions Network Access with the 3C882 Isdn Modem Introduction Easy Installation and Use 3C882 Isdn Modem Features3C882 Isdn modem provides the following features Isdn Standards and Interface High PerformanceProtocols Ansi V.120 rate adaption Warranty Voice FeaturesDiagnostics Security 3C882 Isdn Modem Package Contents Before You Install the 3C882 Isdn Modem IBM PC or Compatible Requirements Apple Macintosh Requirements Isdn Information Sheet Isdn Switch TypeIsdn Information 3ComImpact IQ Isdn Modem Before You Install the 3C882 Isdn Modem Installing the 3C882 Main hardware installation steps are depicted Front Panel LED Indicators Familiarizing Yourself with the 3C882 Isdn Modem Color Description Front Panel LED Indicator DeﬁnitionsAs power is supplied to the unit Green Installing a Serial Cable You will need the following type of serial cable Installing the Isdn Cable Installing Analog Equipment Analog Equipment Connection Installing Analog Equipment Installing the Power Cable Power Cable Connection Conﬁguring the 3C882 Isdn Modem for a PC Configuration for ANIBM-COMPATIBLE PC Main steps are shown in Figure To install the 3C882 Isdn modem software Installing the 3C882 SoftwareClick OK Double-click the 3ComImpact IQ 3.0 icon shown in Figure Running Spid WizardYou will see a start message, as shown in Figure First Telephone Number Dialog Box for PC Second Telephone Number Dialog Box for PC Click Finish Conﬁguration dialog box buttons do the following Configuring the 3C882 Isdn Modem for a PC Conﬁguring Multilink PPP Appears Click Finish Conﬁguring the B Channel Rate Conﬁguring Voice Call Routing Configuring the 3C882 Isdn Modem for a PC Verifying the Conﬁguration 11 Conﬁguration for One Telephone Number & Two Devices Configuring the 3C882 Isdn Modem for a PC Setup Using Windows 12 New Hardware Dialog Box 13 Install From Disk Dialog Box 15 Install New Modems Dialog Box 16 Modem Manufacturers and Models Dialog Box Setup Using Windows NT RAS 17 Network Settings Dialog Box 18 Remote Access Setup Dialog Box Remote Access Setup dialog box appears Conﬁgure Port dialog box appears Configuration for AN Apple Macintosh Computer Conﬁguring the 3C882 Isdn Modem for a Macintosh Computer Message box appears Click Continue. -3 appears Click OK This completes the software installation procedure Click Continue. -4 appears 3ComImpact IQ Program Icon Select Modem Port Screen Spid Wizard Start Screen 10 First Telephone Number Screen for Macintosh 11 Second Telephone Screen for Macintosh 12 Successful Conﬁguration Screen Quit. Click Quit to leave the Conﬁguration dialog box Configuring the 3C882 Isdn Modem for a Macintosh Computer 15 Conﬁguration for One Telephone Number per Device Verifying the Conﬁguration Configuring the 3C882 Isdn Modem for a Macintosh Computer Advanced Configuration Advanced Conﬁguration Parameter Default Values DBA Auto Answer Baud Rate Changing The Parameter Settings Send the command AT $B 230400 to the 3C882 Isdn modem Type Auto Answer DisabledAutobaud Enabled Answer Calls Placing and ReceivingPlacing Isdn Data Calls Placing Calls Automatically Placing Calls Manually Placing Multilink PPP Calls Placing a 56K TollSaver Call An example is as follows ATD 1 908 555 1212 & 1 908 555 An example is as follows Atdd 1 908 555 When the 3C882 Isdn modem receives a voice call,Receiving Isdn Data Calls Channels ﬂash and then remain lit Placing Voice Calls Using an Analog Phone Port Receiving Voice Calls Using an Analog Phone Port Troubleshooting Checking the Basics Monitoring the Test LED Monitoring LEDsMonitoring the D Channel LED Evaluating Symptoms and Solutions Monitoring the B Channel LEDs Cannot be sent Upon power up Previous firmware Symptom Possible Cause SolutionLED remains lit Properly configured You receive a Do not remain Or application software or Downloading Firmware to Your 3C882 Isdn Modem Using On-Line HelpFinding More Information Contacting Technical Support Following on-line help is available Placing the Isdn Order Through Your Telephone Company Ordering Isdn ServicePlacing the Isdn Order Through 3Com Give the representative the 3C882 Isdn modem Isdn code Table A-1 Isdn Order Codes Number of Telephone Numbers Package K Package U Telephone company with the information provided SwitchCircuit-switched Data Table A-2 Switch Provided in Table A-4 To order Isdn service for the Northern Telecom DMSSwitch, supply the telephone company with the information Dynamic Ewsd Key System Ekts Flexible Call Offering FCO Yes † AT Commands REGISTERS, and Result Codes AT Command Set \Q0 disables flow control Host computer defaultAnswer mode only Hardware flow control default +++ Enter command state Settings AT \SReset AT Z \T0 disables inactivity timer default Registers Registers except S0 are the 3Com extended registers Isdn Default S65 Isdn Caller ID for Voice Calls for Phone Port S75 Connection Delay Result Codes Table B-3 lists the 3C882 Isdn modem result codes Specifications 3C882 Isdn Modem Speciﬁcations RS-232 COM Port Pin Speciﬁcations Clear to Send CTS From Isdn modem Macintosh Serial Cable Pin Speciﬁcations PC Serial Cable Pin SpeciﬁcationsReceive Data RD Send Data SD Conﬁguration Using DOS Configuration UsingTo copy the README.TXT ﬁle, at the C\3Com prompt, type Use the Space Bar to select the 3C882 Isdn modem’s COM port Configuration Using DOS 3Com Bulletin Board Service On-line Technical ServicesTechnical Support World Wide Web Site Call the telephone number nearest you To use 3ComForum Log on to CompuServe 3ComFacts Automated Fax Service3ComForum on CompuServe Press Return to see the 3ComForum main menu Support from 3Com U.S. and Canada, call 800 876 3266 for customer serviceSupport from Your Network Supplier Returning Products for Repair Async-Sync PPP Conversion GlossaryChannel COM port Isdn Layer Plain old telephone service 120 Numerics Analog equipment installation 2-6 analog portIndex Apple macintosh requirements 1-6 Async-Sync PPP DMS 100 A-5 Data Using AT commands 6-2 voiceRegisters B-4 Serial cable installation Result codes B-8 Index Limited Warranty Santa Clara, CA 95052-8145 408 3COM END User Software License Agreement For civilian agencies Interference Handbook Canadian Notice  1996, 3Com Corporation